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it serves a powerful water balance regulator, as far
as it retains the atmospheric precipitation;
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it creates the favorable micro climate, as far as it
humidifies and freshens air, approximately, two times more then any water
basin of the same surface area;
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it serves as biotop for birds playing an essential role
in insect pests annihilation;
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on the whole, it protects soils from wind erosion, as
far as the wind dam increases the wind speed within the small run and decreases
the wind speed behind it at distances up to 1,300 meters.
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